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alpha
[ al-fuh ]
noun
- the first letter of the Greek alphabet (A, α).
- the vowel sound represented by the first letter of the Greek alphabet.
- the first; the beginning.
- Alpha, Astronomy. used to designate the brightest star in a constellation:
Alpha Arietis is the brightest star in Aries.
- Chemistry. one of two or more isomeric compounds.
- the first in a series of related items: frequently used in chemistry and physics.
- Computers. an early phase of hardware or software development, in which the product is tested by its developers or manufacturers: alpha test ( def ).
Some modules are complete and ready for consumers while others are still in alpha.
- Chiefly British. a mark or grade corresponding to an A. Compare beta ( def 9 ), gamma ( def 9 ).
adjective
- (of an animal) having the highest rank in a dominance hierarchy:
the alpha female of an elephant pack.
- being the most dominant, powerful, or assertive person in a particular group.
- Slang: Sometimes Disparaging. being or relating to a man who is perceived to be assertive, successful, and sexually dominant.
Put the files in alpha order.
- Computers. being, relating to, or undergoing the early phase of product development in which a product is tested by its developers or manufacturers: alpha test ( def ).
The initial release is really an alpha version only available to developers.
- Chemistry. relating to or linked to the carbon atom closest to a particular group in an organic molecule.
alpha
1/ ˈælfə /
noun
- the first letter in the Greek alphabet (Α, α), a vowel transliterated as a
- the highest grade or mark, as in an examination
- modifier
- involving or relating to helium-4 nuclei
an alpha particle
- relating to one of two or more allotropes or crystal structures of a solid
alpha iron
- relating to one of two or more isomeric forms of a chemical compound, esp one in which a group is attached to the carbon atom to which the principal group is attached
- modifier denoting the dominant person or animal in a group
the alpha male
Alpha
2/ ˈælfə /
noun
- foll by the genitive case of a specified constellation usually the brightest star in a constellation
Alpha Centauri
- communications a code word for the letter a
Word History and Origins
Word History and Origins
Origin of alpha1
Example Sentences
Avoid products containing potent alpha hydroxy acids, beta hydroxy acids and retinol, Galamgam said.
Oral microbiomes of women with high anxiety or depression symptoms showed a high alpha diversity, which means they included many types of microbe species present at relatively even levels.
He describes her as the “alpha” character of the family who always gets her way; she says he is hard to love.
That said, I’m interested in the ways in which so many men continue to take Trumpov seriously as an “alpha male” when he says such obviously juvenile things like that.
Social scientists and other experts have shown that there are Black and brown men who are also attracted to Trumpov’s fake alpha male persona.
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